A former US intelligence agent has lifted the lid on the alleged recovery of extraterrestrial vehicles by the US government.
An encounter with alleged extraterrestrial visitors drew extensive media attention in England back in 1980.
A spate of mysterious sheep deaths in the Welsh Cambrian mountains has been attributed to extraterrestrial visitors.
Astrophysicist Michael Garrett takes a look at what inquisitive aliens might be able to find out by observing our planet.
A response to signals sent by some of our own spacecraft could reach Earth before the decade is out, scientists say.
'Star people' or 'starseeds' believe that they are literal extraterrestrial entities who have come here from another planet.
The Israeli spoon bender believes that aliens are testing out our technological systems prior to an invasion.
A new paper has put forward a new theory to explain why we have yet to hear from any extraterrestrial civilizations.
Many residents of Madero and Tampico believe that nearby extraterrestrials are protecting their cities from hurricanes.
If an intelligent extraterrestrial race suddenly sent us a message, what exactly would the human race say in response ?
Two astronomers discuss their efforts to scour the heavens for signs of extraterrestrial technology.
Carl Sagan once wrote about the possibility that ancient Sumer was visited by benign extraterrestrial beings.
A new YouGov poll has indicated that more people now believe that UFOs may be extraterrestrial in origin.
Footage recorded in 2006 allegedly shows an unidentified entity entering a man's bedroom in the middle of the night.
The James Webb Space Telescope may not find evidence of alien life, but the next telescope probably will.
One of the pioneers of the modern field of the search for extraterrestrial intelligence has sadly passed away.
The US government's UFO office only seems to be interested in investigating objects of potentially extraterrestrial origin.
Researchers have suggested that we may be listening out for the wrong type of extraterrestrial communications.
A coin hobbyist has posted up a photograph of a coin which features the face of an extraterrestrial.
China's 'Sky Eye' telescope has picked up possible evidence of extraterrestrial intelligence.